/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.l2emuproject.gameserver.world.object.instance;

import java.util.concurrent.ScheduledFuture;

import net.l2emuproject.gameserver.datatables.SkillTable;
import net.l2emuproject.gameserver.entity.ai.CtrlIntention;
import net.l2emuproject.gameserver.events.global.sevensigns.SevenSigns;
import net.l2emuproject.gameserver.network.SystemMessageId;
import net.l2emuproject.gameserver.network.serverpackets.ActionFailed;
import net.l2emuproject.gameserver.network.serverpackets.MagicSkillUse;
import net.l2emuproject.gameserver.network.serverpackets.SystemMessage;
import net.l2emuproject.gameserver.skills.L2Skill;
import net.l2emuproject.gameserver.system.threadmanager.ThreadPoolManager;
import net.l2emuproject.gameserver.templates.chars.L2NpcTemplate;
import net.l2emuproject.gameserver.world.object.L2Npc;
import net.l2emuproject.gameserver.world.object.L2Player;


/**
 * @author Layane
 *
 */
public class L2CabaleBufferInstance extends L2Npc
{
	@Override
	public void onAction(L2Player player)
	{
		if (!canTarget(player)) return;

		if (this != player.getTarget())
		{
			// Set the target of the L2Player player
			player.setTarget(this);
		}
		else
		{
			// Calculate the distance between the L2Player and the L2NpcInstance
			if (!canInteract(player))
			{
				// Notify the L2Player AI with AI_INTENTION_INTERACT
				player.getAI().setIntention(CtrlIntention.AI_INTENTION_INTERACT, this);
			}
		}
		// Send a Server->Client ActionFailed to the L2Player in order to avoid that the client wait another packet
		player.sendPacket(ActionFailed.STATIC_PACKET);
	}

    private ScheduledFuture<?> _aiTask;

    private class CabalaAI implements Runnable
    {
        private final L2CabaleBufferInstance _caster;

        protected CabalaAI(L2CabaleBufferInstance caster)
        {
            _caster = caster;
        }

        @Override
		public void run()
        {
            boolean isBuffAWinner = false;
            boolean isBuffALoser = false;

            final int winningCabal = SevenSigns.getInstance().getCabalHighestScore();
            int losingCabal = SevenSigns.CABAL_NULL;

            if (winningCabal == SevenSigns.CABAL_DAWN)
                losingCabal = SevenSigns.CABAL_DUSK;
            else if (winningCabal == SevenSigns.CABAL_DUSK)
                losingCabal = SevenSigns.CABAL_DAWN;

            /**
             * For each known player in range, cast either the positive or negative buff.
             * <BR>
             * The stats affected depend on the player type, either a fighter or a mystic.
             * <BR><BR>
             * Curse of Destruction (Loser)<BR>
             *  - Fighters: -25% Accuracy, -25% Effect Resistance<BR>
             *  - Mystics: -25% Casting Speed, -25% Effect Resistance<BR>
             * <BR><BR>
             * Blessing of Prophecy (Winner)
             *  - Fighters: +25% Max Load, +25% Effect Resistance<BR>
             *  - Mystics: +25% Magic Cancel Resist, +25% Effect Resistance<BR>
             */
            for (L2Player player : getKnownList().getKnownPlayers().values())
            {
                if (player == null || player.isInvul())
                    continue;
                
                final int playerCabal = SevenSigns.getInstance().getPlayerCabal(player);

                if (playerCabal == winningCabal && playerCabal != SevenSigns.CABAL_NULL && _caster.getNpcId() == SevenSigns.ORATOR_NPC_ID && !player.isInvul())
                {
                    if (!player.isMageClass())
                    {
                        if (handleCast(player, 4364))
                        {
                            isBuffAWinner = true;
                            continue;
                        }
                    }
                    else
                    {
                        if (handleCast(player, 4365))
                        {
                            isBuffAWinner = true;
                            continue;
                        }
                    }
                }
                else if (playerCabal == losingCabal && playerCabal != SevenSigns.CABAL_NULL && _caster.getNpcId() == SevenSigns.PREACHER_NPC_ID && !player.isInvul())
                {
                    if (!player.isMageClass())
                    {
                        if (handleCast(player, 4361))
                        {
                            isBuffALoser = true;
                            continue;
                        }
                    }
                    else
                    {
                        if (handleCast(player, 4362))
                        {
                            isBuffALoser = true;
                            continue;
                        }
                    }
                }

                if (isBuffAWinner && isBuffALoser)
                    break;
            }
        }

        private boolean handleCast(L2Player player, int skillId)
        {
            int skillLevel = 1;

            if (player.getLevel() > 40)
                skillLevel = 2;

            if (player.isDead() || !player.isVisible() || !isInsideRadius(player, getKnownList().getDistanceToWatchObject(player), false, false))
                return false;

            L2Skill skill = SkillTable.getInstance().getInfo(skillId, skillLevel);

            if (player.getFirstEffect(skill) == null)
            {
                skill.getEffects(_caster, player);

                broadcastPacket(new MagicSkillUse(_caster, player, skill.getId(), skillLevel, skill.getHitTime(), 0));

                SystemMessage sm = new SystemMessage(SystemMessageId.YOU_FEEL_S1_EFFECT);
                sm.addSkillName(skill);
                player.sendPacket(sm);
                return true;
            }
            return false;
        }
    }

    public L2CabaleBufferInstance(int objectId, L2NpcTemplate template)
    {
        super(objectId, template);

        if (_aiTask != null)
            _aiTask.cancel(true);

        _aiTask = ThreadPoolManager.getInstance().scheduleAiAtFixedRate(new CabalaAI(this), 3000, 3000);
    }

    @Override
    public void deleteMe()
    {
        if (_aiTask != null)
        {
            _aiTask.cancel(true);
            _aiTask = null;
        }

        super.deleteMe();
    }
}
